Product Description

Smart Card 4428 Chip Card Blank Contact IC Card

Features:
The SLE4428 is a standard, low-cost EEPROM memory smartcard with 1K bytes of available storage, with an irreversible write protection feature and a 2-byte programmable security code. Additionally to the above functions this version has a PSC verification logic. All the memory, except for the PSC, can always be read. The memory can be written or erased only after PSC verification. The error counter can always be written. After eight successive incorrect entries the error counter will block any subsequent attempt at PSC verification and hence any possibility to write and erase.

Specification:

Service:

• 100% Brand new and good quality.
• 85% conventional orders will be delivered within 7-18days.Some remote countries will take longer.We provide DHL expedited service. The time limit is 3-7 days. (Excluding preparation time.) If the order amount is more than 150$, we will use the DHL service free of charge.
• We offer tens of thousands of electronic accessories and modules. You just need to search for keywords in my store.
• If the packages not be delivered on time or the products may not be satisfactory. You just need to send a refund request, we will full refund for you without asking.
• We make every effort to provide customers with satisfactory service.

FAQ:

Q:How long is the warranty time for your products?

A: Our officially promised warranty time is one whole year after delivery at best.

Q: Do you have your own enclosure factory?

A:Yes we do have our own enclosure factory, and we have the best structural Engineer, we hope to provide you with best screen and shape, so OEM is also welcome.

Q:Do you give any discount ?

A: We are Manufacturer, so we are able to give you the best price and best service at the same time.

Q: Is your company a real manufacturer?

A: Our company is the professional manufacturer in Shenzhen, you are the mostly welcomed to visit our factory anytime.